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Quadratic form (view source)

Revision as of 20:16, May 9, 2010

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{{move|quadratic form}}
 
{{move|quadratic form}}
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'''Quadratic forms''' are multivariable equations in [[linear algebra]] that have no combined power larger than two.  When represented by [[matrices]], they have a geometric significance as a shift or transformation in coordinates.
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'''Quadratic forms''' are functions expressed as multivariable equations in [[linear algebra]] that have no combined power larger than two.  When represented by [[matrices]], they have a geometric significance as a shift or transformation in coordinates.
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A quadratic form ''q('''x''')'' can be written as:
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:''q('''x''')'' = '''''x'''''(''A'' '''''x''''')
 
[[Category:linear algebra]]
 
[[Category:linear algebra]]
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